Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
The transition into October is accompanied by a temperature decrease, with the average high-temperature shifting from an agreeable 71.8°F (22.1°C) in September to a moderate 58.5°F (14.7°C). During October, Williamsville records a consistent average nighttime temperature of 45.5°F (7.5°C).Humidity
In Williamsville, the average relative humidity in October is 78%.Rainfall
In Williamsville, in October, it is raining for 15 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, in Williamsville, there are 139.2 rainfall days, and 14.84" (377mm) of precipitation is accumulated.Snowfall
Months with snowfall in Williamsville, New York, are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 62.1 snowfall days, and 12.68" (322mm) of snow is accumulated.Daylight
In October, the average length of the day in Williamsville is 11h and 2min.On the first day of October in Williamsville, New York, sunrise is at 7:13 am and sunset at 6:55 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 6:08 pm EDT.
Sunshine
In Williamsville, the average sunshine in October is 4.5h.UV index
In Williamsville, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 2 during October leads to these instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What are October temperatures in Williamsville?
What is the average humidity in October in Williamsville?
How much does it rain in Williamsville in October?
When does it start to snow in Williamsville?
What is the average length of the day in October in Williamsville?
When are sunrise and sunset in October in Williamsville?
How many hours of sunshine does Williamsville have in October?
What is the UV index reading in October in Williamsville?
Average temperature in October
Williamsville, NY
- Average high temperature in October: 58.5°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in October: 45.5°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in October
Williamsville, NY
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Williamsville, NY
- Average wind speed in October: 8.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in October
Williamsville, NY
- Average humidity in October: 78%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in October
Williamsville, NY
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in October
Williamsville, NY
- Average rainfall days in October: 15 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in October
Williamsville, NY
- Average snowfall in October: 0.08"
The months with the highest snowfall are January and February (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Williamsville, NY
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Williamsville, NY
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in October: 4h and 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in October
Williamsville, NY
- Average sunshine days in October: 13.4 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in October
Williamsville, NY
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in October
Williamsville, NY
- Average cloud cover in October: 52
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in October
Williamsville, NY
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Williamsville, New York, USA
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